condition mean min max 0 h after light 7.670920000000001 6.87348 8.46836 2 h after light 6.88575 6.26525 7.50625 4 h after light 7.734159999999999 5.82285 9.64547 8 h after light 7.783675 4.60985 10.9575 12 h after light 7.795070000000001 5.59753 9.99261 2 h after dark 7.78331 5.72561 9.84101 4 h after dark 7.83092 6.166 9.49584 8 h after dark 10.306090000000001 9.13148 11.4807 12 h after dark 8.971135 8.9437 8.99857